Finding the Fourth Proportional to 262,652.63, 393,413.07 and 177,948.08
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Solution
The fourth proportional to 262,652.63, 393,413.07 and 177,948.08 is: 266,538.74
Step by Step Solution
- Step 1: Write the proportion equation
262,652.63 : 393,413.07 = 177,948.08 : x - Step 2: Convert to fraction form
262,652.63/393,413.07 = 177,948.08/x - Step 3: Cross multiply
262,652.63x = 393,413.07 × 177,948.08 - Step 4: Simplify right side
262,652.63x = 70,007,100,453.41 - Step 5: Solve for x
x = 70,007,100,453.41/262,652.63 - Step 6: Final answer
x = 266,538.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.